doesn't mean this debate wasn't a numbers game. we're going to unravel this campaign's war of the percentages. how can you get back pain relief that lasts up to 16 hours? with thermacare heatwraps. thermacare works differently. it's the only wrap with patented heat cells that penetrate deep to relax, soothe, and unlock tight muscles. for up to 16 hours of relief, try thermacare. >>> one surprise tonight. while everyone expected to hear about the percentage that's been making waves the past few weeks, mitt romney's controversial 47% comments, con speck wasly absent tonight. that doesn't mean the percentage didn't get its due, because it's become this year's hot political pep of choice and abc's david wright is doing the math. >> reporter: in this year of rotten economic news, unemployment at 8%, economic growth, less than 2%, deficit up 54% in four years, 60% say we're on the wrong track. the challenger ought to have a pretty good argument. >> middle income americans have been buried. they're just being crushed. >> reporter: but thi